<template>
  <div>
    <div class="ren2_box">
      <div class="el-icon-s-fold"  @click="cickon"> </div>
        <el-menu
          default-active="1-4-1"
          class="el-menu-vertical-demo"
          @open="handleOpen"
          @close="handleClose"
          :collapse="isCollapse"
        >
          <el-submenu index="1">
            <template slot="title">
              <i class="el-icon-location"></i>
              <span slot="title">导航一</span>
            </template>
            <el-menu-item-group>
              <span slot="title">分组一</span>
              <el-menu-item index="1-1">选项1</el-menu-item>
              <el-menu-item index="1-2">选项2</el-menu-item>
            </el-menu-item-group>
            <el-menu-item-group title="分组2">
              <el-menu-item index="1-3">选项3</el-menu-item>
            </el-menu-item-group>
            <el-submenu index="1-4">
              <span slot="title">选项4</span>
              <el-menu-item index="1-4-1">选项1</el-menu-item>
            </el-submenu>
          </el-submenu>
          <el-menu-item index="2">
            <i class="el-icon-menu"></i>
            <span slot="title">导航二</span>
          </el-menu-item>
          <el-menu-item index="3" disabled>
            <i class="el-icon-document"></i>
            <span slot="title">导航三</span>
          </el-menu-item>
          <el-menu-item index="4">
            <i class="el-icon-setting"></i>
            <span slot="title">导航四</span>
          </el-menu-item>
        </el-menu>
      </div>
   
  </div>
</template>

<script>
export default {
  data() {
    return {
      isCollapse: true,
    };
  },
  methods: {
    cickon() {
      if (this.isCollapse == false) {
        this.isCollapse = true;
      } else if (this.isCollapse == true) {
        this.isCollapse = false;
      }
    },
  },
};
</script>

<style  scoped>
/* .el-menu-vertical-demo:not(.el-menu--collapse) {
  width: 200px;
  min-height: 400px;
} */
.ren2_box
{
 width:100%;
 /* border:1px solid #000; */
 /* position: relative; */
}
.el-icon-s-fold
{
    position:absolute;
    top:-10%;
    left:10px
}
</style>